Home / 10,545.24-15,817.86-4,627.92

Finding the Fourth Proportional to 10,545.24, 15,817.86 and 4,627.92

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Solution

The fourth proportional to 10,545.24, 15,817.86 and 4,627.92 is: 6,941.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,545.24 : 15,817.86 = 4,627.92 : x
  2. Step 2: Convert to fraction form
    10,545.24/15,817.86 = 4,627.92/x
  3. Step 3: Cross multiply
    10,545.24x = 15,817.86 × 4,627.92
  4. Step 4: Simplify right side
    10,545.24x = 73,203,790.65
  5. Step 5: Solve for x
    x = 73,203,790.65/10,545.24
  6. Step 6: Final answer
    x = 6,941.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.